A) 7633 and 36

Multiple Choice

$$\text { Find the critical values, } \chi _ { 1 } ^ { 2 } - \alpha / 2 \text { and } \chi _ { \alpha / 2 } ^ { 2 } \text {, for } 98 \% \text { confidence and } n = 20 \text {. }$$

A) 7.633 and 36.191
B) 6.844 and 27.204
C) 8.907 and 38.582
D) 10.117 and 32.852